<?php

class VendorController extends Controller
{
	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view'),
				'users'=>array('*'),
			),
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update','form','purchaseOrders', 'formatAddress'),
				'users'=>array('@'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('admin'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}
	
	public function actionForm()
	{
		if (isset($_POST['form_action']))
		{
			$action = $_POST['form_action'];
			$vendors = $_POST['vendor'];
			
			if ('delete' == $action)
			{
				
				$organizationId = Yii::app()->user->getState('organization_id');
				
				foreach($vendors as $vendorId)
				{
					$conditions = 'id=:vendorId and organization_id=:organizationId';
					$params = array(':vendorId'=>$vendorId, ':organizationId'=>$organizationId);
					Vendor::model()->deleteAll($conditions, $params);
				}
				
			}
			
		}
		
		$this->redirect(array('vendor/index'));
	}
	
	public function actionFormatAddress()
	{
		$vendor_id = $_POST['vendorId'];
		
		$vendor = Vendor::model()->findByPk($vendor_id);
		
		$this->renderPartial('formatAddress', array('vendor'=>$vendor));
	}
	
	public function actionPurchaseOrders()
	{
		$criteria = new CDbCriteria();
	    $count = PurchaseOrder::model()->count($criteria);
	    $pages = new CPagination($count);
	
	    // results per page
	    $pages->pageSize = 10;
	    $pages->applyLimit($criteria);
	    $poList = PurchaseOrder::model()->findAll($criteria);
	    
	    $this->render('viewPurchaseOrders', array('poList'=>$poList, 'pages'=>$pages));
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Vendor;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Vendor']))
		{
			$_POST['Vendor']['organization_id'] = Yii::app()->user->getState('organization_id');
			$model->attributes=$_POST['Vendor'];
			
			if($model->save())
			{
				Yii::app()->user->setFlash('notify',"<h3>Vendor has been added.</h3>");
				$this->redirect(array("vendor/update/id/{$model->id}"));
				$this->refresh();
			}
				
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Vendor']))
		{
			$model->attributes=$_POST['Vendor'];
			if($model->save())
			{
				Yii::app()->user->setFlash('notify',"<h3>Vendor information has been updated.</h3>");
				$this->refresh();
			}
				
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'index' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		if(Yii::app()->request->isPostRequest)
		{
			// we only allow deletion via POST request
			$this->loadModel($id)->delete();

			// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
			if(!isset($_GET['ajax']))
				$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
		}
		else
			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$model = new Vendor;

		$vendorList = $model->findAll();
		
		$this->render('index',array('vendorList'=>$vendorList));
		
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Vendor('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Vendor']))
			$model->attributes=$_GET['Vendor'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer the ID of the model to be loaded
	 */
	public function loadModel($id)
	{
		$model=Vendor::model()->findByPk((int)$id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='vendor-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
